Home / 5,383.26-8,026.54-5,177.72

Finding the Fourth Proportional to 5,383.26, 8,026.54 and 5,177.72

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Solution

The fourth proportional to 5,383.26, 8,026.54 and 5,177.72 is: 7,720.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.26 : 8,026.54 = 5,177.72 : x
  2. Step 2: Convert to fraction form
    5,383.26/8,026.54 = 5,177.72/x
  3. Step 3: Cross multiply
    5,383.26x = 8,026.54 × 5,177.72
  4. Step 4: Simplify right side
    5,383.26x = 41,559,212.94
  5. Step 5: Solve for x
    x = 41,559,212.94/5,383.26
  6. Step 6: Final answer
    x = 7,720.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.